Great Blue/Cocoi Heron vs Nut-Tree Pigmy

Ardea herodias compared with Stigmella microtheriella

Taxonomic Classification

Rank	Great Blue/Cocoi Heron	Nut-Tree Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Pelecaniformes (Pelecaniformes)	Lepidoptera (Butterflies & Moths)
Family	Ardeidae	Nepticulidae
Genus	Ardea	Stigmella
Species	Ardea herodias	Stigmella microtheriella

Evolutionary Relationship

Great Blue/Cocoi Heron and Nut-Tree Pigmy share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Great Blue/Cocoi Heron

LC — Least Concern

Nut-Tree Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Great Blue/Cocoi Heron	Nut-Tree Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Blue/Cocoi Heron

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Nut-Tree Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Great Blue/Cocoi Heron

Great Blue/Cocoi Heron (Ardea herodias) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇳🇴 Norway 🇺🇸 United States